Here is a record of him a couple of years later on, in Canada:
http://www.collectionscanada.gc.ca/databases/cef/index-e.htmlSoldiers of the First World War - CEF (Canadian Expiditionary Forece)
Attestation: Winnipeg, 21 Dec 1915
Albert Edward MALLARD, of Kelloe Manitoba
Born: 31 Aug 1891, Duston, Northants, England
NOK: Henry MALLARD, Springhaven, Northants (father)
Occupation: Hospital Orderley
Unmarried
Cheers
AMBLY